Problem statement: Answer the MCQ question.
Query: Which drug has a 5.289\% 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) Cc1ccc(N2C(=O)c3ccc(C(=O)N4CCN(c5ccccc5F)CC4)cc3C2=O)cc1
(b) Cc1ccc(S(=O)(=O)N2CCCN(S(=O)(=O)C3CCS(=O)(=O)C3)CC2)cc1
(c) CCOc1ccc(C2C([N+](=O)[O-])=C(C)N(C)C(=O)N2C)cc1OC
(d) CCC[C@@H](O)c1cc2cc(OC)c(OC)cc2c(=O)o1
Answer: c. CCOc1ccc(C2C([N+](=O)[O-])=C(C)N(C)C(=O)N2C)cc1OC
{#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#}
CCOc1ccc(C2C([N+](=O)[O-])=C(C)N(C)C(=O)N2C)cc1OC
CCOc1ccc(C2C([N+](=O)[O-])=C(C)N(C)C(=O)N2C)cc1OC
4-(4-ethoxy-3-methoxyphenyl)-1,3,6-trimethyl-5-nitro-4H-pyrimidin-2-one