C212313222213113313112113121111331333313331333133313223313331322132232321   >>    C21231322221311331311211312111133133331333133313331322331333132213223232   <<    C212313222213113313112113121111331333313331333133313223313331322132232323   >>      C212313222213113313112113121111331333313331333133313223313331322132232322   >>