Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) Cc1nc(Nc2ncc(C(=O)Nc3c(C)cccc3Cl)s2)cc(N2CCN(CCO)CC2)n1
b.) C[NH+](C)CCC[C@]1(c2ccc(F)cc2)OCc2cc(C#N)ccc21
c.) Fc1ccc(C(OCC[NH+]2CC[NH+](CCCc3ccccc3)CC2)c2ccc(F)cc2)cc1
d.) COc1ccc(CN2CCC(NC(=O)c3cc(=O)c4ccc(F)cc4o3)CC2)cc1F
Answer: a, b, 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}
3-[(1R)-5-cyano-1-(4-fluorophenyl)-3H-2-benzofuran-1-yl]propyl-dimethylazanium