Can someone tell the name of this? I failed the exam because I didn't know the name..
 

Try chemspider, or a similar program, I am getting an error but this is the code (I may have made some mistakes, check yourself or draw it yourself, there are plenty of online resources to find out which molecule something is)

 

Spoiler

Ketcher 09271913322D 1 1.00000 0.00000 0 52 53 0 0 0 999 V2000 18.2021 -5.5974 0.0000 N 0 0 0 0 0 0 0 0 0 0 17.2794 -7.0019 0.0000 N 0 0 0 0 0 0 0 0 0 0 15.3305 -6.6122 0.0000 N 0 0 0 0 0 0 0 0 0 0 15.1194 -5.2316 0.0000 N 0 0 0 0 0 0 0 0 0 0 16.1455 -4.9749 0.0000 C 0 0 0 0 0 0 0 0 0 0 16.4347 -6.5796 0.0000 C 0 0 0 0 0 0 0 0 0 0 18.0264 -6.6446 0.0000 C 0 0 0 0 0 0 0 0 0 0 14.4698 -6.0600 0.0000 C 0 0 0 0 0 0 0 0 0 0 15.9314 -7.7977 0.0000 C 0 0 0 0 0 0 0 0 0 0 15.4766 -9.2918 0.0000 C 0 0 0 0 0 0 0 0 0 0 14.1288 -9.2757 0.0000 C 0 0 0 0 0 0 0 0 0 0 13.7714 -7.8951 0.0000 C 0 0 0 0 0 0 0 0 0 0 14.5186 -7.0344 0.0000 C 0 0 0 0 0 0 0 0 0 0 15.3305 -7.5704 0.0000 O 0 0 0 0 0 0 0 0 0 0 13.8364 -6.6283 0.0000 O 0 0 0 0 0 0 0 0 0 0 13.8851 -10.4287 0.0000 P 0 0 0 0 0 0 0 0 0 0 14.1288 -9.9577 0.0000 O 0 0 0 0 0 0 0 0 0 0 13.4141 -9.5841 0.0000 O 0 0 0 0 0 0 0 0 0 0 12.7645 -10.4773 0.0000 O 0 0 0 0 0 0 0 0 0 0 13.7877 -10.9484 0.0000 O 0 0 0 0 0 0 0 0 0 0 15.8931 -7.8951 0.0000 C 0 0 0 0 0 0 0 0 0 0 12.9919 -5.9626 0.0000 P 0 0 0 0 0 0 0 0 0 0 11.5953 -7.6352 0.0000 P 0 0 0 0 0 0 0 0 0 0 13.4305 -5.3941 0.0000 O 0 0 0 0 0 0 0 0 0 0 12.5534 -5.4103 0.0000 O 0 0 0 0 0 0 0 0 0 0 12.6347 -6.4660 0.0000 O 0 0 0 0 0 0 0 0 0 0 12.6021 -8.1875 0.0000 O 0 0 0 0 0 0 0 0 0 0 11.2542 -8.4960 0.0000 O 0 0 0 0 0 0 0 0 0 0 11.0270 -7.3592 0.0000 O 0 0 0 0 0 0 0 0 0 0 11.0918 -6.6771 0.0000 C 0 0 0 0 0 0 0 0 0 0 10.5559 -6.2711 0.0000 C 0 0 0 0 0 0 0 0 0 0 11.1244 -5.4103 0.0000 C 0 0 0 0 0 0 0 0 0 0 10.1824 -5.2642 0.0000 C 0 0 0 0 0 0 0 0 0 0 9.8089 -7.2131 0.0000 C 0 0 0 0 0 0 0 0 0 0 9.4841 -8.0576 0.0000 O 0 0 0 0 0 0 0 0 0 0 9.3054 -6.3035 0.0000 C 0 0 0 0 0 0 0 0 0 0 8.1360 -6.1737 0.0000 C 0 0 0 0 0 0 0 0 0 0 7.7463 -6.9369 0.0000 C 0 0 0 0 0 0 0 0 0 0 8.8020 -7.3268 0.0000 N 0 0 0 0 0 0 0 0 0 0 9.3541 -5.6377 0.0000 O 0 0 0 0 0 0 0 0 0 0 7.1454 -6.3360 0.0000 C 0 0 0 0 0 0 0 0 0 0 7.5352 -5.4103 0.0000 O 0 0 0 0 0 0 0 0 0 0 6.8855 -6.9856 0.0000 N 0 0 0 0 0 0 0 0 0 0 6.3172 -6.3360 0.0000 C 0 0 0 0 0 0 0 0 0 0 6.0410 -7.0344 0.0000 C 0 0 0 0 0 0 0 0 0 0 5.3752 -6.3523 0.0000 S 0 0 0 0 0 0 0 0 0 0 4.6606 -6.6608 0.0000 C 0 0 0 0 0 0 0 0 0 0 4.0500 -5.6529 0.0000 C 0 0 0 0 0 0 0 0 0 0 4.7481 -7.6066 0.0000 O 0 0 0 0 0 0 0 0 0 0 17.0692 -4.7747 0.0000 C 0 0 0 0 0 0 0 0 0 0 17.7352 -3.5500 0.0000 N 0 0 0 0 0 0 0 0 0 0 15.6447 -10.2489 0.0000 O 0 0 0 0 0 0 0 0 0 0 1 7 1 0 0 0 2 6 1 0 0 0 6 3 1 0 0 0 5 4 1 0 0 0 8 4 2 0 0 0 8 3 1 0 0 0 6 5 2 0 0 0 7 2 2 0 0 0 20 16 2 0 0 0 3 9 1 0 0 0 14 21 1 0 0 0 14 12 1 0 0 0 11 12 1 0 0 0 11 10 1 0 0 0 10 21 1 0 0 0 17 16 1 0 0 0 18 16 1 0 0 0 19 16 1 0 0 0 12 13 1 0 0 0 13 15 1 0 0 0 24 22 2 0 0 0 22 26 1 0 0 0 26 23 1 0 0 0 15 22 1 0 0 0 22 25 1 0 0 0 23 27 1 0 0 0 29 23 1 0 0 0 23 28 2 0 0 0 29 30 1 0 0 0 30 31 1 0 0 0 32 31 1 0 0 0 33 31 1 0 0 0 34 31 1 0 0 0 34 35 1 0 0 0 34 36 1 0 0 0 36 39 1 0 0 0 39 37 1 0 0 0 37 38 1 0 0 0 36 40 2 0 0 0 38 41 1 0 0 0 42 41 2 0 0 0 41 43 1 0 0 0 43 44 1 0 0 0 45 44 1 0 0 0 46 45 1 0 0 0 47 46 1 0 0 0 47 48 1 0 0 0 47 49 2 0 0 0 1 50 2 0 0 0 5 50 1 0 0 0 51 50 1 0 0 0 17 11 8 0 0 0 52 10 1 0 0 0 M END

 

1 hour ago, kikas said:

Can someone tell the name of this? I failed the exam because I didn't know the name..
 

Acetyl-CoA

https://en.wikipedia.org/wiki/Acetyl-CoA