controller_joint_names: ['', 'FL_hip_joint', 'Fl_thigh_joint', 'FL_calf_joint', 'FR_hip_joint', 'FR_thigh_joint', 'FR_calf_joint', 'RL_hip_joint', 'RL_thigh_joint', 'RL_calf_joint', 'RR_hip_joint', 'RR_thigh_joint', 'RR_calf_joint', ]