[philthewineguy (OP)]

Can anyone tell me what this in the attached picture please?

[Bored chemist]

Well, most of it is tetracycline.
https://en.wikipedia.org/wiki/Tetracycline
But there's a strange oxime derivative bit at the bottom left.

[William Hardy]

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge.

[Kryptid]

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge.

Molecular ions are still molecules.

[Bored chemist]

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds. Molecules are distinguished from ions by their lack of electrical charge.

Molecular ions are still molecules.

I'm more worried that William Hardy just seems to post bits from wiki pages without adding to them or even crediting them.

[Colin2B]

I'm more worried that William Hardy just seems to post bits from wiki pages without adding to them or even crediting them.

Plagiarism if not copyright issues. I would like to see them credited @William Hardy