Task: Answer the multiple-choice question.
Question: Which drug exhibits a 7.376\% 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) COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1c1ccc(OC(=O)c2oc3ccccc3c2C)c(OC)c1
(b) CSc1ncccc1C(=O)NCC(c1cccs1)N1CCOCC1
Answer: b. CSc1ncccc1C(=O)NCC(c1cccs1)N1CCOCC1
{#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#}
CSc1ncccc1C(=O)NCC(c1cccs1)N1CCOCC1
CSc1ncccc1C(=O)NCC(c1cccs1)N1CCOCC1
2-methylsulfanyl-N-(2-morpholin-4-yl-2-thiophen-2-ylethyl)pyridine-3-carboxamide