C111113331333132322331333133313331333132332133313232112323222321   >>    C11111333133313232233133313331333133313233213331323211232322232   <<    C111113331333132322331333133313331333132332133313232112323222323   >>      C111113331333132322331333133313331333132332133313232112323222322   >>