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] CCS(=O)(=O)C[NH2+][C@@H]1c2cc(C[NH3+])ccc2OC(C)(C)[C@H]1O
[b] N#Cc1ccc(Cn2cncc2C[NH2+][C@@H]2CCN(Cc3cccc(Cl)c3)C2=O)cc1
[c] c1ccc(-c2[nH]c3ccccc3c2[C@H]2CCC[NH2+]C2)cc1
[d] COc1ccc(CC[NH+]2CCC(Nc3nc4ccccc4n3Cc3ccc(F)cc3)CC2)cc1
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}
1-[(4-fluorophenyl)methyl]-N-[1-[2-(4-methoxyphenyl)ethyl]piperidin-1-ium-4-yl]benzimidazol-2-amine