Task: Answer the multiple choice question.
Query: Which drug exhibits a 5.997\% 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 other words.
Options:
a: CCOC(=O)c1c(NC(=O)Cn2cnc([N+](=O)[O-])n2)sc(C)c1C
b: COc1cccc(NC(=O)[C@@H]2CCC(=O)N2C2OC(=O)c3ccccc32)c1
c: CN1CCN(CCCNC(=O)CN2C(=O)COc3ccccc32)CC1
d: Cc1cccn2c(=O)c(C=Nc3ccccc3)c(NCCO)nc12
Answer: d. Cc1cccn2c(=O)c(C=Nc3ccccc3)c(NCCO)nc12
{#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#}
Cc1cccn2c(=O)c(C=Nc3ccccc3)c(NCCO)nc12
Cc1cccn2c(=O)c(C=Nc3ccccc3)c(NCCO)nc12
2-(2-hydroxyethylamino)-9-methyl-3-(phenyliminomethyl)pyrido[1,2-a]pyrimidin-4-one