C133323133112111133133313331333133313112113211211113313232233133313222321   >>    C13332313311211113313331333133313331311211321121111331323223313331322232   <<    C133323133112111133133313331333133313112113211211113313232233133313222323   >>      C133323133112111133133313331333133313112113211211113313232233133313222322   >>