Task: Answer the multiple-choice question.
Query: Which compound exhibits a 7.612\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COc1c(C(=O)Nc2ccc(Cc3ccncc3)cc2)ccc2ccccc12
b) O=C(N1CCOCC1)N1CCN(c2ccccc2F)CC1
c) O=C1OCC2=C1C(c1ccc(F)cc1)Sc1ccccc1N2
d) CCN(CC)C(=O)c1[nH]cnc1C(=O)N[C@@H](CC(C)C)C(=O)OC(C)(C)C
Answer: b. O=C(N1CCOCC1)N1CCN(c2ccccc2F)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(N1CCOCC1)N1CCN(c2ccccc2F)CC1
O=C(N1CCOCC1)N1CCN(c2ccccc2F)CC1
[4-(2-fluorophenyl)piperazin-1-yl]-morpholin-4-ylmethanone