Problem statement: Answer the multiple choice question.
Query: Which drug has a 13.805\% 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 other words.
Options:
a CC1C2Cn3c(nc4ccccc43)C1N(C)O2
b CCCCC(=O)NC(c1ccco1)c1cc(Cl)c2cccnc2c1O
c Cc1ccc(S(=O)(=O)NCC(=O)N(CC(=O)NC2CCCCC2)CC2CCCO2)cc1
d COc1cc(/C=N/Nc2ccc([N+](=O)[O-])cc2S(=O)(=O)N2CCOCC2)cc(OC)c1OC
e Cc1cnc(NC(=O)c2cc3ccccc3o2)s1
Answer: a. CC1C2Cn3c(nc4ccccc43)C1N(C)O2
{#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#}
CC1C2Cn3c(nc4ccccc43)C1N(C)O2
CC1C2Cn3c(nc4ccccc43)C1N(C)O2
14,15-dimethyl-13-oxa-3,10,14-triazatetracyclo[10.2.1.02,10.04,9]pentadeca-2,4,6,8-tetraene