Look for the pattern to double base
SUZXR1M1VEZFQjNXUzVESU41MlhJSURDT0pTV0M1RElCSkFYR0lERE41V0dJSURCT01RR0laTEJPUlVBVVRURk9aU1hFSURVTkJVWEU0M1VQRVdDQVpMV01WWkNBWkRTTkZYR1cyTE9NNEZFQzNETUVCVVc0SUROTUZVV1lJRE9NVjNHSzRSQU1OV0dTM1RMTkZYR089PT0=
Move to round 3