Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 16.091\% 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 additional words.
Options:
a) Clc1ccc(-c2csc(N/N=C/c3ccc4c(c3)OCO4)n2)cc1
b) Cc1ccc(C(=O)NCCN2CCCC2)cc1.Cl
c) Cn1c(/C=C/N2CCOCC2)c(C(=O)c2ccc(Br)cc2)c(=O)n(C)c1=O
d) CCN1CCN(CNC(=O)c2cnccn2)CC1
Answer: d. CCN1CCN(CNC(=O)c2cnccn2)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#}
CCN1CCN(CNC(=O)c2cnccn2)CC1
CCN1CCN(CNC(=O)c2cnccn2)CC1
N-[(4-ethylpiperazin-1-yl)methyl]pyrazine-2-carboxamide