C1311213331333132332133313331333133313331333312111133133313222332322321   >>    C131121333133313233213331333133313331333133331211113313331322233232232   <<    C1311213331333132332133313331333133313331333312111133133313222332322323   >>      C1311213331333132332133313331333133313331333312111133133313222332322322   >>