C3123223313331322121111331333133313231333132212111113332113323321   >>    C312322331333132212111133133313331323133313221211111333211332332   <<    C3123223313331322121111331333133313231333132212111113332113323323   >>      C3123223313331322121111331333133313231333132212111113332113323322   >>