Task: Please answer the multiple choice question.
Question: Which molecules are not 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) COc1cccc(C2(O)CCN([C@H](C)[C@@H](O)c3ccc4c(c3)CCC(=O)N4)CC2)c1
b) Cc1ccc(S(=O)(=O)Nc2ccccc2C(=O)NC(Cc2ccccc2)c2cccnc2)cc1
c) CN(C(=O)Cc1ccc(-n2cnnn2)cc1)C1CCN(Cc2ccc(C(F)(F)F)cc2)CC1F
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}
6-[(1S,2R)-2-[4-(3-methoxyphenyl)-4-oxidanyl-piperidin-1-yl]-1-oxidanyl-propyl]-3,4-dihydro-1H-quinolin-2-one