C111123313331323113313331333133313331323132333133313331312111112312321   >>    C11112331333132311331333133313331333132313233313331333131211111231232   <<    C111123313331323113313331333133313331323132333133313331312111112312323   >>      C111123313331323113313331333133313331323132333133313331312111112312322   >>