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, d, or e without using any other words.
Options:
a: Cc1c2c(n3c1CCCN1CCCC(C1)Nc1cc-3ccc1C(N)=O)CC(C)(C)CC2=O
b: COc1cc(N[C@H](C)CCCN)c2ncccc2c1
c: CNc1nccc(N2CCC3(CCN(C[C@H](O)c4ccc5c(c4C)COC5=O)CC3)C2=O)n1
d: N#Cc1ccc(CCN2CCN(CCc3ccc4c(c3)COC4=O)CC2)cc1OC(F)(F)F
e: CN1C(=O)CC[C@H]1CN(Cc1ccc(Cl)cc1)S(=O)(=O)c1cccc(C#N)c1
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}
4-[2-[4-[2-(1-oxo-3H-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-2-(trifluoromethoxy)benzonitrile