Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 12.172\% 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 COc1cccc(CC(NC(C)=O)C(=O)NC2CCN(c3c4c(nc5ncnn35)CCC4)CC2)c1OC
b CCOc1ccccc1NC(=O)N1C2CCCC1CC(NC(=O)C1CC1)C2
c Cc1c(Cl)c(C(F)(F)F)nn1CC(=O)NCc1ccccc1
d O=C(CN1C(=O)c2ccccc2C1=O)Nc1nc(-c2cccc([N+](=O)[O-])c2)cs1
Answer: a. COc1cccc(CC(NC(C)=O)C(=O)NC2CCN(c3c4c(nc5ncnn35)CCC4)CC2)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#}
COc1cccc(CC(NC(C)=O)C(=O)NC2CCN(c3c4c(nc5ncnn35)CCC4)CC2)c1OC
COc1cccc(CC(NC(C)=O)C(=O)NC2CCN(c3c4c(nc5ncnn35)CCC4)CC2)c1OC
2-(acetylamino)-3-(2,3-dimethoxyphenyl)-N-[1-(1,8,10,12-tetrazatricyclo[7.3.0.03,7]dodeca-2,7,9,11-tetraen-2-yl)piperidin-4-yl]propanamide