Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -21.046\% 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 other words.
Options:
a) COc1ccc(C(=O)N/C(=C\c2cccc3ccccc23)C(=O)NCCc2c[nH]c3ccccc23)cc1OC
b) C/C(=N\NC(=O)c1cccc(S(=O)(=O)N2CCOCC2)c1)c1ccc(OCC(=O)N(C)C)cc1
c) CCN(CC)CCn1cnc2c1c(=O)n(CCOC(=O)c1cc(OC)c(OC)c(OC)c1)c(=O)n2C.Cl
d) N=c1c2c(-c3ccccc3)c(-c3ccccc3)n(Cc3ccco3)c2ncn1Cc1ccco1
Answer: c. CCN(CC)CCn1cnc2c1c(=O)n(CCOC(=O)c1cc(OC)c(OC)c(OC)c1)c(=O)n2C.Cl
{#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#}
CCN(CC)CCn1cnc2c1c(=O)n(CCOC(=O)c1cc(OC)c(OC)c(OC)c1)c(=O)n2C.Cl
CCN(CC)CCn1cnc2c1c(=O)n(CCOC(=O)c1cc(OC)c(OC)c(OC)c1)c(=O)n2C.Cl
2-[7-[2-(diethylamino)ethyl]-3-methyl-2,6-dioxopurin-1-yl]ethyl 3,4,5-trimethoxybenzoate;hydrochloride