User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is dication of N-methylputrescine arising from protonation of both amino groups; major species at pH 7.3. It has a role as a human metabolite. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a N-methylputrescine.
Assistant: This is a molecule that fits your description: C[NH2+]CCCC[NH3+]
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
4-azaniumylbutyl(methyl)azanium
The molecule is dication of N-methylputrescine arising from protonation of both amino groups; major species at pH 7.3. It has a role as a human metabolite. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a N-methylputrescine.