LSD looks something like this;
CH---CH
// \\
HN-----CH CH
| \ /
| C====C
| / \
HC=====C CH===C H
\ / \ /
CH---CH C
\ / \
N----CH C=O
/ |
CH3 N--CH2--CH3
/
CH2
/
CH3
Needless to say, it's not the world's easiest synth, being much more complex than ecstacy or speed.