Task: Answer the MCQ question.
Query: Which drug exhibits a 9.960\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCOC(=O)NC(C)N1C(=O)C2C3C=CC(C3)C2C1=O
[b] CCC1C(=O)NCCN1C(=O)c1cccc(OC2CCN(S(=O)(=O)N(C)C)CC2)c1
[c] CN(c1ccc(C(=O)N2CCOCC2)cc1[N+](=O)[O-])C1CCCCC1
[d] CC(=O)N1CCC(N(CCN2CCOCC2)C(=S)Nc2ccc(C)c(C)c2)CC1
Answer: a. CCOC(=O)NC(C)N1C(=O)C2C3C=CC(C3)C2C1=O
{#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#}
CCOC(=O)NC(C)N1C(=O)C2C3C=CC(C3)C2C1=O
CCOC(=O)NC(C)N1C(=O)C2C3C=CC(C3)C2C1=O
ethylN-[1-(3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl)ethyl]carbamate