Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 20.652\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1ccc(N2C(=O)CCC(C(=O)O)C2c2cccs2)cc1
[b] COc1cc(SC)ccc1C(=O)NC(C)C
Answer: b. COc1cc(SC)ccc1C(=O)NC(C)C
{#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#}
COc1cc(SC)ccc1C(=O)NC(C)C
COc1cc(SC)ccc1C(=O)NC(C)C
[C][O][C][=C][C][Branch1][Ring1][S][C][=C][C][=C][Ring1][Branch2][C][=Branch1][C][=O][N][C][Branch1][C][C][C]
2-methoxy-4-methylsulfanyl-N-propan-2-ylbenzamide