Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 15.560\% 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 other words.
Options:
(a) O=C(O)CCCn1cc(NC(=O)c2ccco2)cn1
(b) COc1ccc(-c2c(NC(=O)c3ccco3)oc3c(C)cccc3c2=O)cc1OC
(c) CCS(=O)(=O)N1Cc2ccccc2CC1C(=O)N1CCN(c2ccccc2)CC1
(d) Cc1cc(C)cc(N(CC(=O)NCC2CCCO2)C(=O)CCC(=O)Nc2nccs2)c1
Answer: b. COc1ccc(-c2c(NC(=O)c3ccco3)oc3c(C)cccc3c2=O)cc1OC
{#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#}
COc1ccc(-c2c(NC(=O)c3ccco3)oc3c(C)cccc3c2=O)cc1OC
COc1ccc(-c2c(NC(=O)c3ccco3)oc3c(C)cccc3c2=O)cc1OC
N-[3-(3,4-dimethoxyphenyl)-8-methyl-4-oxochromen-2-yl]furan-2-carboxamide