Task: Answer the MCQ question.
Query: Which drug exhibits a -2.950\% 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, d, or e without using any additional words.
Options:
a.) CCCCCCCc1c(O)nc(SCCN2CCOCC2)[nH]c1=O.Cl
b.) Cc1cccc2sc(NNC(=O)c3ccc(S(=O)(=O)N4CCc5ccccc5C4)cc3)nc12
c.) O=C(Cc1ccc(Cl)cc1)NNC(=O)c1cnccn1
d.) O=C(NC12CC3CC(CC(C3)C1)C2)N1CCN(c2ccccc2)CC1
e.) CC(CO)Nc1nc(SCc2ccccc2)nc2sc3c(c12)CCC3
Answer: a. CCCCCCCc1c(O)nc(SCCN2CCOCC2)[nH]c1=O.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#}
CCCCCCCc1c(O)nc(SCCN2CCOCC2)[nH]c1=O.Cl
CCCCCCCc1c(O)nc(SCCN2CCOCC2)[nH]c1=O.Cl
5-heptyl-4-hydroxy-2-(2-morpholin-4-ylethylsulfanyl)-1H-pyrimidin-6-one;hydrochloride