Task: Answer the multiple-choice question.
Query: Which drug exhibits a 13.232\% 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.) Cc1ccc(S(=O)(=O)N2CCCOC2CNC(=O)C(=O)NCc2ccccn2)cc1
b.) COC(=O)C1(C)NCCc2c1[nH]c1ccccc21
c.) COc1cc(C(=O)NC(C)c2cc(C)ccc2C)ccc1OCC(=O)N1CCOCC1
d.) CCCN1C2CCCC1CC(NC(=O)Nc1ccc(C(C)C)cc1)C2
Answer: b. COC(=O)C1(C)NCCc2c1[nH]c1ccccc21
{#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#}
COC(=O)C1(C)NCCc2c1[nH]c1ccccc21
COC(=O)C1(C)NCCc2c1[nH]c1ccccc21
methyl 1-methyl-2,3,4,9-tetrahydropyrido[3,4-b]indole-1-carboxylate