Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) O=C(c1ccc(F)cc1)N1CCN(CCn2c(=O)[nH]c3ccccc3c2=O)CC1
b.) COc1cc2c(Nc3cc(CC(=O)Nc4cccc(F)c4F)n[nH]3)ncnc2cc1OCCCN1CCCC1CO
c.) Cc1c([C@@H](O)CN2CCC3(CC2)CCN(c2ncns2)C3=O)ccc2c1COC2=O
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-[2-[4-(4-fluorobenzoyl)piperazin-1-yl]ethyl]-1H-quinazoline-2,4-dione