Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 0.035\% 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) COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCOC(C)C)c2C)CC1C
b) Nc1ccc2nc3c(c(Cl)c2c1)CCCC3
c) CCOC(=O)C1=C(C)N[C@@]2(O)c3ccccc3C(=O)[C@@]12O
d) Cc1ccc(C(=O)CCC(=O)Nc2ccccc2C)c(C)c1
Answer: b. Nc1ccc2nc3c(c(Cl)c2c1)CCCC3
{#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#}
Nc1ccc2nc3c(c(Cl)c2c1)CCCC3
Nc1ccc2nc3c(c(Cl)c2c1)CCCC3
9-chloro-5,6,7,8-tetrahydroacridin-2-amine