B331133131323131133132233133313232233131333132312111323132322321   >>    B33113313132313113313223313331323223313133313231211132313232232   <<    B331133131323131133132233133313232233131333132312111323132322323   >>      B331133131323131133132233133313232233131333132312111323132322322   >>