B33113313132313113313223313331323331313331322331333132322331323112113122321   >>    B3311331313231311331322331333132333131333132233133313232233132311211312232   <<    B33113313132313113313223313331323331313331322331333132322331323112113122323   >>      B33113313132313113313223313331323331313331322331333132322331323112113122322   >>