Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 18.033\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) COc1cc(NC(C)CCc2ccccc2)cc(OC)c1OC
b.) O=C(Nc1cccc(F)c1)c1ccc(Cn2cc([N+](=O)[O-])cn2)o1
c.) COc1ccc(C(=O)N/N=C/C23CC[C@@H](O)CC2(O)CC[C@@H]2[C@@H]3CCC3(C)C(C4=CC(=O)OC4)CCC23O)cc1
Answer: a. COc1cc(NC(C)CCc2ccccc2)cc(OC)c1OC
{#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#}
COc1cc(NC(C)CCc2ccccc2)cc(OC)c1OC
COc1cc(NC(C)CCc2ccccc2)cc(OC)c1OC
3,4,5-trimethoxy-N-(4-phenylbutan-2-yl)aniline