Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 5.046\% 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, d, or e without using any other words.
Options:
a) CCOc1ncccc1C(=O)OCC(=O)NCCc1ccc(OC)cc1
b) CN1C(=O)C(C)(C)c2cc(S(=O)(=O)N3CCC(C(=O)NCc4ccccc4Cl)CC3)ccc21
c) C=C(C)CC(NCc1ccco1)c1ccc(OC)cc1
d) COc1cccc(CN2CCNC(=O)C2CC(=O)NCCc2nc(C)c(C)s2)c1OC
e) CCCCc1nc(N2CCOCC2)c(C#N)c2c1CCCC2
Answer: e. CCCCc1nc(N2CCOCC2)c(C#N)c2c1CCCC2
{#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#}
CCCCc1nc(N2CCOCC2)c(C#N)c2c1CCCC2
CCCCc1nc(N2CCOCC2)c(C#N)c2c1CCCC2
1-butyl-3-morpholin-4-yl-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile