C1111133313331323223313331333133313331323323133112111133133311232133121   >>    C111113331333132322331333133313331333132332313311211113313331123213312   <<    C1111133313331323223313331333133313331323323133112111133133311232133123   >>      C1111133313331323223313331333133313331323323133112111133133311232133122   >>