Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CO[C@@]12CC[C@@]3(C[C@@H]1[C@@](C)(O)C(C)(C)C)[C@H]1Cc4ccc(O)c5c4[C@@]3(CCN1CC1CC1)[C@H]2O5
b) c1ccc(-n2cc(-c3ccnc4ccccc34)cn2)cc1
c) O=C(/C=C/c1ccc2c(c1)CN(S(=O)(=O)c1cccnc1)C2)NO
d) O=C1CSc2ccc(CNC34CCC(C[C@]5(O)Cn6c(=O)ccc7ncc(F)c5c76)(CC3)OC4)nc2N1
Answer: a, b
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}
4-(1-phenylpyrazol-4-yl)quinoline