Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CC1CN(Cc2ccc(-c3cccnc3C(=O)N3CCC(Nc4ccc(F)cc4)CC3)cc2)CC(C)N1
b: O=C(NCCCCN1CCN(c2cccc(Cl)c2)CC1)c1cc2ccccc2cn1
c: COc1cc(-c2cn(C3CCc4cccnc4N(CC(F)(F)F)C3=O)nn2)ccc1-n1cnc(C)c1
d: COc1ccc(N2CCN(CC(O)COc3ccc(C(F)(F)F)cc3)CC2)cc1
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-[4-[(3,5-dimethylpiperazin-1-yl)methyl]phenyl]pyridin-2-yl]-[4-(4-fluoroanilino)piperidin-1-yl]methanone