tckgen fods/fod_wm.nii.gz -fslgrad bvecs.bvec bvals.bval -seed_image rois/plic_r.nii.gz -include rois/prectentral rois/prectentral_r_dwi.nii.nii.nii.gz -include rois/pons/pons/pons_r.nii.grude。 rois/midsagittal_to_dwi.nii.gz -mask correction_diffusion_data/b0_brain_mask.nii.gz -force corticospinal_tract/cst_r.tck