C3123223313331322121111331333133313231333133313331333133313331333131133123321   >>    C312322331333132212111133133313331323133313331333133313331333133313113312332   <<    C3123223313331322121111331333133313231333133313331333133313331333131133123323   >>      C3123223313331322121111331333133313231333133313331333133313331333131133123322   >>