C132233133112121111331333133313331323132313221131211113313231123313332321   >>    C13223313311212111133133313331333132313231322113121111331323112331333232   <<    C132233133112121111331333133313331323132313221131211113313231123313332323   >>      C132233133112121111331333133313331323132313221131211113313231123313332322   >>