C23221211113313331233133313331312111112111133313331211111333133313223232321   >>    C2322121111331333123313331333131211111211113331333121111133313331322323232   <<    C23221211113313331233133313331312111112111133313331211111333133313223232323   >>      C23221211113313331233133313331312111112111133313331211111333133313223232322   >>