Task: Answer the multiple choice question.
Query: Which drug exhibits a 1.837% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCc1ccc(C2NC(=O)c3ccccc3O2)cc1
b.) Cc1sc2ncnc(N3CCC(C(=O)NNC(=O)c4ccc(Cl)cc4)CC3)c2c1C
Answer: a. CCc1ccc(C2NC(=O)c3ccccc3O2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCc1ccc(C2NC(=O)c3ccccc3O2)cc1
CCc1ccc(C2NC(=O)c3ccccc3O2)cc1
2-(4-ethylphenyl)-2,3-dihydro-1,3-benzoxazin-4-one