Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a O=c1ccc2ncc(F)c3c2n1CC3(O)CC12CCC(NCCc3cc(F)ccc3F)(CC1)CO2
b Cn1c(=O)n(Cc2nccc3ccccc23)c(=O)c2c1c(C#N)c(N1CCCC(N)C1)n2Cc1ccccc1
c CS(=O)(=O)c1ccc(-c2cnc(N)c(-c3ccc(C(F)(F)F)nc3)n2)cc1
d CN(CCOc1ccc([N+](=O)[O-])cc1)Cc1ccc([N+](=O)[O-])cc1
e CCc1cccc(NC(=O)N2CCc3nc(-c4cncnc4)nc(-c4ccccc4C)c3C2)c1
Answer: a, b, c, d, e
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-(3-ethylphenyl)-4-(2-methylphenyl)-2-pyrimidin-5-yl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidine-6-carboxamide