Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 20.415\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CC(=O)c1cnc(Nc2nc(C)c3ccccc3n2)nc1C
b) COCCCn1c(SCC(=O)OC2CCCCC2)nnc1-c1cccs1
c) CSc1ccc(CNCc2ccc3c(c2)OCO3)cc1.O=C(O)C(=O)O
d) Cc1ccc(C(=O)N/N=C/c2ccc(-c3ccccc3[N+](=O)[O-])o2)cn1
Answer: a. CC(=O)c1cnc(Nc2nc(C)c3ccccc3n2)nc1C
{#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#}
CC(=O)c1cnc(Nc2nc(C)c3ccccc3n2)nc1C
CC(=O)c1cnc(Nc2nc(C)c3ccccc3n2)nc1C
1-[4-methyl-2-[(4-methylquinazolin-2-yl)amino]pyrimidin-5-yl]ethanone