Task: Answer the MCQ question.
Query: Which drug has a 17.797\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCCN1C(=O)COc2ccc(-c3n[nH]c(=O)c4ccccc34)cc21
b: Cc1ccc(C23CC4CC(CC(NC(=O)NC(C)(C)CO)(C4)C2)C3)cc1
c: Nn1cnc2scc(-c3cccs3)c2c1=O
d: CCCOc1ccc(C2C(C(=O)c3ccc(C)o3)=C(O)C(=O)N2Cc2cccnc2)cc1
Answer: a. CCCN1C(=O)COc2ccc(-c3n[nH]c(=O)c4ccccc34)cc21
{#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#}
CCCN1C(=O)COc2ccc(-c3n[nH]c(=O)c4ccccc34)cc21
CCCN1C(=O)COc2ccc(-c3n[nH]c(=O)c4ccccc34)cc21
6-(4-oxo-3H-phthalazin-1-yl)-4-propyl-1,4-benzoxazin-3-one