Task: Answer the MCQ question.
Query: Which drug exhibits a 5.313\% 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 additional words.
Options:
a. CCCCN(C)CCNC(=O)CCn1nc(-c2ccc(Cl)cc2)ccc1=O
b. Cc1sc2nc(CSCC(=O)Nc3cc(F)ccc3F)[nH]c(=O)c2c1C
c. CCOC(=O)CN1N=C(c2ccc(Cl)cc2)CCC1=O
d. Cc1nc(-c2coc3cc(O)c(C)cc3c2=O)cs1
e. COc1cc(NC(=O)C2CC(=O)N(CCc3ccccc3)C2)cc(OC)c1
Answer: c. CCOC(=O)CN1N=C(c2ccc(Cl)cc2)CCC1=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#}
CCOC(=O)CN1N=C(c2ccc(Cl)cc2)CCC1=O
CCOC(=O)CN1N=C(c2ccc(Cl)cc2)CCC1=O
ethyl 2-[3-(4-chlorophenyl)-6-oxo-4,5-dihydropyridazin-1-yl]acetate