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 Cc1ccc2c(c1C)N(S(=O)(=O)c1ccc(C(C)(C)C)cc1)Cc1ccc(C(F)(F)F)nc1N2
b O=C1NCCN1CCN1CCC([C@H]2CN(c3ccc(F)cc3)c3ccccc32)CC1
c CC(=O)N1CCO[C@@H](c2nc(-c3ccc(C(=O)Nc4cc(C(F)(F)F)ccn4)cc3F)c3c(N)nccn23)C1
d CCCCCCCCc1ccc(CCC(N)(CO)CO)cc1
Answer: 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}
1-[2-[4-[(3R)-1-(4-fluorophenyl)-2,3-dihydroindol-3-yl]piperidin-1-yl]ethyl]imidazolidin-2-one