C13332313311211113313331333133313133313232233132313331333131133132322122321   >>    C1333231331121111331333133313331313331323223313231333133313113313232212232   <<    C13332313311211113313331333133313133313232233132313331333131133132322122323   >>      C13332313311211113313331333133313133313232233132313331333131133132322122322   >>