Task: Answer the MCQ question.
Query: Which compound exhibits a 1.682\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CC1(C)Cc2nc3sc4c(SCC(=O)NCc5ccccc5)ncnc4c3cc2CO1
(b) CCCCc1n[nH]c(=S)n1Cc1ccc(C)cc1
(c) Cc1ccc(NC(=O)c2nc[nH]c2C(=O)N[C@@H](C)C(=O)OC(C)(C)C)cc1
Answer: a. CC1(C)Cc2nc3sc4c(SCC(=O)NCc5ccccc5)ncnc4c3cc2CO1
{#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#}
CC1(C)Cc2nc3sc4c(SCC(=O)NCc5ccccc5)ncnc4c3cc2CO1
CC1(C)Cc2nc3sc4c(SCC(=O)NCc5ccccc5)ncnc4c3cc2CO1
N-benzyl-2-[(5,5-dimethyl-6-oxa-17-thia-2,12,14-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1,3(8),9,11,13,15-hexaen-15-yl)sulfanyl]acetamide