Task: Answer the multiple choice question.
Question: Which drug exhibits a 5.719\% 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: CCCCCc1cc(=O)oc2c(C(CCN(CC)CC)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
b: CC(C)(C)NC(=O)Cn1c(SCC(=O)NC2CC2)nc2ccccc21
c: Cc1cc(C)n(-c2nnc(C)n2NC(=O)c2cccc(Cl)c2)n1
d: Cc1cc(S(=O)(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)cc(C)c1N1CCCC1=O
Answer: a. CCCCCc1cc(=O)oc2c(C(CCN(CC)CC)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
{#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#}
CCCCCc1cc(=O)oc2c(C(CCN(CC)CC)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
CCCCCc1cc(=O)oc2c(C(CCN(CC)CC)c3cc(OC)c(OC)c(OC)c3)c(OC)cc(OC)c12
8-[3-(diethylamino)-1-(3,4,5-trimethoxyphenyl)propyl]-5,7-dimethoxy-4-pentylchromen-2-one