C111112111133131121133133313331333133313331323133112111133133313331323213112321   >>    C11111211113313112113313331333133313331333132313311211113313331333132321311232   <<    C111112111133131121133133313331333133313331323133112111133133313331323213112323   >>      C111112111133131121133133313331333133313331323133112111133133313331323213112322   >>