Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 18.254\% human ether-à-go-go related gene (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 additional words.
Options:
a. O=C(Nc1ccccc1)N1C(=O)C2(OCCO2)c2ccccc21
b. COc1ccc(CCNC(=O)c2c(O)c3cccc4c3n(c2=O)CC4)cc1OC
c. CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
d. CCOC(=O)c1c(NC(=O)CSc2ncn[nH]2)sc(C(C)=O)c1C
Answer: a. O=C(Nc1ccccc1)N1C(=O)C2(OCCO2)c2ccccc21
{#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#}
O=C(Nc1ccccc1)N1C(=O)C2(OCCO2)c2ccccc21
O=C(Nc1ccccc1)N1C(=O)C2(OCCO2)c2ccccc21
2'-oxo-N-phenylspiro[1,3-dioxolane-2,3'-indole]-1'-carboxamide