RES
1b:x-lery-TET-x:x|1:a
2b:a-lgal-HEX-1:5|6:d
3b:a-ltal-HEX-1:5|6:d
4s:methyl
LIN
1:1o(3+1)2d
2:2o(3+1)3d
3:3o(3+1)4n