Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CC(C)N1CCN(CCN2CCN(c3ccc(F)c(C#N)c3)C2=O)CC1
b. NS(=O)(=O)NCCC1CCN(c2ncnc3cc(Cl)ccc23)CC1
c. CCOC(=O)C1=C(CNC(Cc2ccccc2)C(=O)O)NC(c2nccs2)=NC1c1ccc(F)cc1Br
d. Cn1ccc(C2CCNCC2C(=O)N(Cc2c[nH]c3cccc(F)c23)C2CC2)cc1=O
Answer: a, d
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}
2-fluoro-5-[2-oxo-3-[2-(4-propan-2-ylpiperazin-1-yl)ethyl]imidazolidin-1-yl]benzonitrile