C1311213331333132332133313331333133313331333131333133313332313121132321   >>    C131121333133313233213331333133313331333133313133313331333231312113232   <<    C1311213331333132332133313331333133313331333131333133313332313121132323   >>      C1311213331333132332133313331333133313331333131333133313332313121132322   >>