Task: Please answer the multiple choice question.
Question: Which molecules are 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 Cc1nccc(N2C(=O)N(c3ccc(-c4ccc(C(=O)O)cc4C)cc3)C(=O)C23CCN(Cc2ncccc2C)CC3)n1
b C#Cc1cccc(Nc2ncnc3cc(OCCOC)c(OCCO)cc23)c1
c O=C(N[C@H]1CCc2ccc(CCN3CCN(c4nsc5ccccc45)CC3)cc21)c1cccnc1
d C[n+]1c(C#Cc2ccc(-c3ccc(Cl)cc3)cc2)cccc1C#Cc1ccc(-c2ccc(Cl)cc2)cc1
Answer: c, 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}
2,6-bis[2-[4-(4-chlorophenyl)phenyl]ethynyl]-1-methylpyridin-1-ium