Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -4.531\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cc1nn(-c2ccccc2)c2nc(-c3cccs3)cc(C(=O)NN)c12
(b) CC1CCCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)C1
(c) Cc1cc(C)n(-c2ccc(C(=O)Nc3nnc(C)s3)cc2)n1
(d) Cn1c(=O)n(C)c2cc([N+](=O)[O-])c(N3CCN(CCO)CC3)cc21
Answer: b. CC1CCCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)C1
{#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#}
CC1CCCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)C1
CC1CCCN(S(=O)(=O)c2cccc(-c3cn4cccnc4n3)c2)C1
2-[3-(3-methylpiperidin-1-yl)sulfonylphenyl]imidazo[1,2-a]pyrimidine