Display levels of structural resolution for lipid abbreviations

Calculate levels of structural resolution for a list of lipid abbreviations (one per line) typically attained by mass spectrometric analysis.

 
LevelExample1Example2Example3
Full structure levelPC(16:0/20:4(5Z,8Z,11Z,14Z))Cer(d18:1(4E)/16:1(9Z))FA(20:4(5Z,8Z,11Z,13E)(15OH))
sn-DB-position levelPC(16:0/20:4(5,8,11,14))Cer(d18:1(4)/16:1(9))FA(20:4(5,8,11,13)(15OH))
sn-position levelPC(16:0/20:4)Cer(d18:1/16:1)FA(20:4(OH))
Molecular species levelPC(16:0_20:4)Cer(d18:1/16:1)FA(20:4(OH))
Species levelPC(36:4)Cer(34:1;O2)FA(20:4;O)