Problem statement: Answer the MCQ question.
Query: Which drug has a 18.950\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COC(CNC(=O)CN1C(=O)COc2ccc(S(=O)(=O)N3CCOCC3)cc21)OC
b. O=C(COC(=O)CCc1c[nH]c2ccccc12)Nc1cc([N+](=O)[O-])ccc1Cl
Answer: a. COC(CNC(=O)CN1C(=O)COc2ccc(S(=O)(=O)N3CCOCC3)cc21)OC
{#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#}
COC(CNC(=O)CN1C(=O)COc2ccc(S(=O)(=O)N3CCOCC3)cc21)OC
COC(CNC(=O)CN1C(=O)COc2ccc(S(=O)(=O)N3CCOCC3)cc21)OC
N-(2,2-dimethoxyethyl)-2-(6-morpholin-4-ylsulfonyl-3-oxo-1,4-benzoxazin-4-yl)acetamide