Task: Answer the multiple choice question.
Query: Which compound has a 2.684\% 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.) O=c1cc(NC2CCCCCC2)[nH]c(=O)[nH]1
b.) NCCc1ccc(O)cc1
c.) O=C(Cn1ncc2c1-c1ccccc1OC2)N1CCN(Cc2ccc3c(c2)OCO3)CC1
d.) COc1ccc(-n2c(=S)[nH]c3cc(C(=O)NCc4ccco4)ccc3c2=O)c(OC)c1
Answer: b. NCCc1ccc(O)cc1
{#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#}
NCCc1ccc(O)cc1
NCCc1ccc(O)cc1
[N][C][C][C][=C][C][=C][Branch1][C][O][C][=C][Ring1][#Branch1]
4-(2-aminoethyl)cyclohexa-1,3,5-trien-1-ol