Task: Please answer the multiple choice question.
Question: Which molecules are absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] Nc1nc(N2CCCCC2)cc[n+]1[O-]
[b] CCCC(=O)Nc1ccc(OC[C@@H](O)CNC(C)C)c(C(C)=O)c1
[c] OCCN(CCO)c1nc(N2CCCCC2)c2nc(N(CCO)CCO)nc(N3CCCCC3)c2n1
[d] CC[C@H](C)n1ncn(-c2ccc(N3CCN(c4ccc(OC[C@@H]5CO[C@@](Cn6cncn6)(c6ccc(Cl)cc6Cl)O5)cc4)CC3)cc2)c1=O
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {absorption_HIA_Hou#not &NULL}{absorption_HIA_Hou__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%absorption_HIA_Hou%}
Answer: {%multiple_choice_result}