FYI I have added items with 13C and 14C to the aldehydo-hexoses:
aldehydo-hexose (Q105024342) ↑
├──aldehydo-(¹³C₆)hexose (Q82881663)
│ -aldehydo-L-(¹³C₆)idose (Q82842547)
│ -aldehydo-D-(¹³C₆)glucose (Q105108360)
├──aldehydo-galactose (Q100602655) ↑
│ -aldehydo-D-galactose (Q27102217)
│ -aldehydo-L-galactose (Q27117209)
├──aldehydo-allose (Q100604517) ↑
│ -aldehydo-D-allose (Q423216)
│ -aldehydo-L-allose (Q27117249)
├──aldehydo-gulose (Q101095964) ↑
│ -aldehydo-D-gulose (Q423227)
│ -aldehydo-L-gulose (Q27117231)
├──aldehydo-altrose (Q106941265) ↑
│ -aldehydo-D-altrose (Q423207)
│ -aldehydo-L-altrose (Q72437509)
├──aldehydo-glucose (Q106941538) ↑
│ -aldehydo-L-glucose (Q3266724)
│ -aldehydo-D-glucose (Q21036645)
│ -aldehydo-D-(6-¹³C)glucose (Q82694157)
│ -aldehydo-D-(1,6-¹³C₂)glucose (Q82694158)
│ -aldehydo-L-(1-¹⁴C)glucose (Q82877697)
│ -aldehydo-D-(6-¹⁴C)glucose (Q83061294)
│ =aldehydo-D-(¹³C₆)glucose (Q105108360)
├──aldehydo-idose (Q106947809) ↑
│ -aldehydo-D-idose (Q423179)
│ -aldehydo-L-idose (Q27277756)
│ =aldehydo-L-(¹³C₆)idose (Q82842547)
├──aldehydo-mannose (Q106964021) ↑
│ -aldehydo-D-mannose (Q27117223)
│ -aldehydo-L-mannose (Q27117227)
│ -aldehydo-D-(1,2-¹³C₂)mannose (Q82694075)
└──aldehydo-talose (Q107080868) ↑
-aldehydo-D-talose (Q423195)
-aldehydo-L-talose (Q27158868)
-aldehydo-D-(2-¹³C)talose (Q82694379)