Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] C[NH+]1CCC[C@@H]1CCO[C@](C)(c1ccccc1)c1ccc(Cl)cc1
[b] CC(C)Nc1cccnc1N1CCN(C(=O)C2=CC3=C[C@H](NS(C)(=O)=O)C=CC3=N2)CC1
[c] COc1cc(N)c(Cl)cc1C(=O)N[C@@H]1CC[NH+](CCCOc2ccc(F)cc2)C[C@@H]1OC
[d] CC[NH+](CC)CC#CCOC(=O)C(O)(c1ccccc1)C1CCCCC1
Answer: a, 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}
(2R)-2-[2-[(1R)-1-(4-chlorophenyl)-1-phenylethoxy]ethyl]-1-methylpyrrolidin-1-ium