Task: Answer the MCQ question.
Query: Which drug exhibits a 0.921\% 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. CCCCn1nnc(NC(=O)c2cc3ccccc3o2)n1
b. CCN(CC)CCNC(=O)c1ccc2c(c1NCCO)C(=O)c1ccccc1C2=O
c. OCCN1CCN(C(=S)NCCc2ccccc2)CC1
d. COc1ccc(Cl)c(OC)c1C(=O)NC(=O)Nc1nc(C)nc(C)n1
Answer: b. CCN(CC)CCNC(=O)c1ccc2c(c1NCCO)C(=O)c1ccccc1C2=O
{#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#}
CCN(CC)CCNC(=O)c1ccc2c(c1NCCO)C(=O)c1ccccc1C2=O
CCN(CC)CCNC(=O)c1ccc2c(c1NCCO)C(=O)c1ccccc1C2=O
N-[2-(diethylamino)ethyl]-1-(2-hydroxyethylamino)-9,10-dioxoanthracene-2-carboxamide