Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
(a) CCC(C)(C#N)N=NC(C)(C#N)CC
(b) C#CC1(OC(C)=O)CCCCC1C(C)CC
(c) CCCCOC(=O)N(C)SN(C)C(=O)Oc1cccc2c1OC(C)(C)C2
(d) Cc1[nH]c(=O)n(C(C)C)c(=O)c1Br
Answer: d
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}