Task: Answer the MCQ question.
Question: Which drug has a 6.604\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COCCSc1ccccc1C(=O)Nc1cc([N+](=O)[O-])ccc1OC
(b) CCOC(=O)N1CCC(N(CCN(C)C)C(=S)Nc2cc(C)ccc2C)CC1
Answer: a. COCCSc1ccccc1C(=O)Nc1cc([N+](=O)[O-])ccc1OC
{#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#}
COCCSc1ccccc1C(=O)Nc1cc([N+](=O)[O-])ccc1OC
COCCSc1ccccc1C(=O)Nc1cc([N+](=O)[O-])ccc1OC
2-(2-methoxyethylsulfanyl)-N-(2-methoxy-5-nitrophenyl)benzamide